16109386574 has 4 divisors (see below), whose sum is σ = 24164079864. Its totient is φ = 8054693286.

The previous prime is 16109386543. The next prime is 16109386589. The reversal of 16109386574 is 47568390161.

16109386574 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4027346642 + ... + 4027346645.

It is an arithmetic number, because the mean of its divisors is an integer number (6041019966).

Almost surely, 2^16109386574 is an apocalyptic number.

16109386574 is a deficient number, since it is larger than the sum of its proper divisors (8054693290).

16109386574 is an equidigital number, since it uses as much as digits as its factorization.

16109386574 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8054693289.

The product of its (nonzero) digits is 1088640, while the sum is 50.

The spelling of 16109386574 in words is "sixteen billion, one hundred nine million, three hundred eighty-six thousand, five hundred seventy-four".